cccc cccs ccgc ccgs ccoc ccrc ccrg ccrs ccsg ccss cgcc cgcg cggs cgro cgss ckck ckco ckcs ckgo ckoc ckoo ckor ckos ckrc ckso cock coco cogo cogs cok- coko cook coos cor- corc corg cork coro corr cors cosc coso coss crcc crcr crgs crkc croc crok croo cror crss cscc csco cscr cscs csks csor csos csrc csrs cssr gc-c gccc gccs gcos gcrg gcss gggg ggss gocr gogo gogs goog gook goor goos gorg goro gorr gors goso goss grcc groc grog grok groo gror gros grrr grrs grss gsoc gsos k-os kccc kcck kccr kcgc kcgr kcgs kckc kckk kcko kckr kcog kcor kcos kcrc kcrg kcro kcrr kcrs kcsc kcsg kcsr kcss kgcc kgcr kggg kggo kggr kgks kgor kgos kgrc kgrg kgrk kgro kgrr kgrs kgso kgsr kkck kkco kkcr kkcs kkgo kkgr kkkk kkoo kkor kkrc kkrk kkro kkrr kkrs kksr kkss kock kocs kogg kogo kokc kokk koko kokr koks kooc koog kook kooo koor koos korc korg kork koro korr kors kos- kosc kosg koso kosr koss krcc krcg krco krcs krgs krkc krkk krko krkr krks kroc krog krok kroo kror kros krrc krrg krrk krro krrr krrs krsc krsk krsr krss ksck ksco kscr kscs ksgc ksgg ksgr kskg kskk ksko kskr ksks ksoc ksok ksoo ksor ksos ksrg ksro ksrr ksrs ksso kssr ksss occc ocks ocos ocro ocrr ocrs ogog ogro okgo okko okok okor okro okso oocr oooo ooos orco orcs orgo orgs orko oro- orok oror oros orro orrs orsk orso oscc osco osoo osor osos osro osso rccc rccs rcgc rcos rcrg rcsc rcss rkos rkss rocc rock roco rocs rogg rogo rokk roko rokr roks roog rook roor roos rorc rork roro rosc roso ross rrrr rscc rscs rsgc rsos s-os sccc sccs scgs sck- scog scok scoo scor scr- scrc scrs scsc scso scsr sgcg sggg sggs sgro sgss skog skor skss sock soco socr socs sogo sogs sokk soko soog sook soor soos sorg soro sorr sors soso soss srcc sros sscc sscs ssgs ssoc ssrc ssrg ssrs sssc ssss